RC2CbcParameter
using Org.BouncyCastle.Math;
using Org.BouncyCastle.Utilities;
using System;
namespace Org.BouncyCastle.Asn1.Pkcs
{
public class RC2CbcParameter : Asn1Encodable
{
private readonly DerInteger m_version;
private readonly Asn1OctetString m_iv;
public BigInteger RC2ParameterVersion => m_version?.Value;
public DerInteger RC2ParameterVersionData => m_version;
public Asn1OctetString IV => m_iv;
public static RC2CbcParameter GetInstance(object obj)
{
if (obj == null)
return null;
RC2CbcParameter rC2CbcParameter = obj as RC2CbcParameter;
if (rC2CbcParameter != null)
return rC2CbcParameter;
return new RC2CbcParameter(Asn1Sequence.GetInstance(obj));
}
public static RC2CbcParameter GetInstance(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new RC2CbcParameter(Asn1Sequence.GetInstance(taggedObject, declaredExplicit));
}
public static RC2CbcParameter GetTagged(Asn1TaggedObject taggedObject, bool declaredExplicit)
{
return new RC2CbcParameter(Asn1Sequence.GetTagged(taggedObject, declaredExplicit));
}
private RC2CbcParameter(Asn1Sequence seq)
{
int count = seq.Count;
int sequencePosition = 0;
if (count < 1 || count > 2)
throw new ArgumentException("Bad sequence size: " + count.ToString(), "seq");
m_version = Asn1Utilities.ReadOptional(seq, ref sequencePosition, DerInteger.GetOptional);
m_iv = Asn1OctetString.GetInstance(seq[sequencePosition++]);
if (sequencePosition != count)
throw new ArgumentException("Unexpected elements in sequence", "seq");
}
public RC2CbcParameter(byte[] iv)
{
m_version = null;
m_iv = DerOctetString.FromContents(iv);
}
public RC2CbcParameter(int parameterVersion, byte[] iv)
{
m_version = new DerInteger(parameterVersion);
m_iv = DerOctetString.FromContents(iv);
}
public byte[] GetIV()
{
return Arrays.Clone(m_iv.GetOctets());
}
public override Asn1Object ToAsn1Object()
{
if (m_version != null)
return new DerSequence(m_version, m_iv);
return new DerSequence(m_iv);
}
}
}